public class SupermanTest {
    public static void main(String[] args) {
        SuperMan s = new SuperMan();
        Car c = new Car("7座", "10L");
        Plane p = new Plane("20KM", "100座");
        Tank ta = new Tank("100HP", "20枚");
        Tractor tr = new Tractor("20T", "5立方");
        Boat b = new Boat("100T", "200L", "50KM每时");
        s.drive(c);
        s.drive(p);
        s.drive(ta);
        s.drive(tr);
        s.drive(b);
    }
}